CA1072280A - Nozzle for injection molding of thermoplastics - Google Patents
Nozzle for injection molding of thermoplasticsInfo
- Publication number
- CA1072280A CA1072280A CA229,481A CA229481A CA1072280A CA 1072280 A CA1072280 A CA 1072280A CA 229481 A CA229481 A CA 229481A CA 1072280 A CA1072280 A CA 1072280A
- Authority
- CA
- Canada
- Prior art keywords
- piston
- cylinder
- piston chamber
- differential moving
- molten resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920001169 thermoplastic Polymers 0.000 title claims abstract 5
- 239000004416 thermosoftening plastic Substances 0.000 title claims abstract 5
- 238000001746 injection moulding Methods 0.000 title description 7
- 239000011347 resin Substances 0.000 claims abstract description 71
- 229920005989 resin Polymers 0.000 claims abstract description 71
- 238000000465 moulding Methods 0.000 claims abstract description 30
- 230000013011 mating Effects 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 239000000314 lubricant Substances 0.000 claims description 4
- 238000009529 body temperature measurement Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 claims 3
- 230000033001 locomotion Effects 0.000 abstract description 8
- 238000002347 injection Methods 0.000 description 14
- 239000007924 injection Substances 0.000 description 14
- 229940090044 injection Drugs 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 206010013642 Drooling Diseases 0.000 description 4
- 208000008630 Sialorrhea Diseases 0.000 description 4
- 239000012815 thermoplastic material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 208000036366 Sensation of pressure Diseases 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000007730 finishing process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052961 molybdenite Inorganic materials 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
- B29C2045/274—Thermocouples or heat sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C2045/2772—Means for fixing the nozzle to the manifold
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49072764A JPS51125160A (en) | 1974-06-27 | 1974-06-27 | Automatically opening or closing valve gate for plastic injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1072280A true CA1072280A (en) | 1980-02-26 |
Family
ID=13498748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA229,481A Expired CA1072280A (en) | 1974-06-27 | 1975-06-17 | Nozzle for injection molding of thermoplastics |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4010903A (enrdf_load_stackoverflow) |
| JP (1) | JPS51125160A (enrdf_load_stackoverflow) |
| CA (1) | CA1072280A (enrdf_load_stackoverflow) |
| CH (1) | CH590725A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2519932C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2276161A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1484753A (enrdf_load_stackoverflow) |
| NL (1) | NL7507689A (enrdf_load_stackoverflow) |
Families Citing this family (52)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5854023B2 (ja) * | 1976-03-04 | 1983-12-02 | 金尾金属株式会社 | 弁付きニ−ドルノズル |
| JPS5535142Y2 (enrdf_load_stackoverflow) * | 1977-09-14 | 1980-08-19 | ||
| JPS5942618B2 (ja) * | 1977-11-29 | 1984-10-16 | 株式会社斎藤工機 | プラスチツク射出成形用自動開閉バルブゲ−ト |
| US4196855A (en) * | 1978-06-29 | 1980-04-08 | Incoe Corporation | Injection cylinder nozzle for molding machines |
| EP0021273B1 (en) * | 1979-06-12 | 1984-09-12 | Hendrikus Jacobus Elisabeth Schouenberg | Injection mechanism for molding plastics |
| US4266723A (en) * | 1979-11-02 | 1981-05-12 | Incoe Corporation | Nozzle for injection molding machines |
| US4312630A (en) * | 1980-03-18 | 1982-01-26 | Nicola Travaglini | Heaterless hot nozzle |
| US4344600A (en) * | 1981-02-09 | 1982-08-17 | Shafer Jr Gale E | Mold for embedding one article with another |
| US4410480A (en) * | 1981-02-09 | 1983-10-18 | Shafer Jr Gale E | Method of embedding one article with another |
| SE438115B (sv) * | 1983-09-28 | 1985-04-01 | Mueller Hans | Formsprutningsmunstycke for ernaende av s k flytande ingot |
| JPH0673877B2 (ja) * | 1985-06-18 | 1994-09-21 | 松下電器産業株式会社 | 射出成形用バルブノズル |
| US4678427A (en) * | 1985-11-04 | 1987-07-07 | Husky Injection Molding System Ltd. | Automatic shut off nozzle for plastic extruder |
| CA1265909A (en) * | 1988-02-16 | 1990-02-20 | Jobst Ulrich Gellert | Injection molding heated gate insert and method |
| CA1261575A (en) * | 1988-04-13 | 1989-09-26 | Jobst U. Gellert | Injection molding valve gating one of two nozzles in tandem |
| GB2219236B (en) * | 1988-05-19 | 1992-01-15 | Tse Kwai Sum | Injection nozzle for an injection moulding machine |
| NL8802810A (nl) * | 1988-11-15 | 1990-06-01 | Eurotool Bv | Inspuitmondstuk voor toepassing bij een spuitgiet-inrichting. |
| US5338182A (en) * | 1989-06-13 | 1994-08-16 | Hosokawa Seisakusho Co., Ltd. | Pressure molding apparatus for molten resin |
| CA2010855C (en) * | 1990-02-23 | 1999-07-27 | Jobst Ulrich Gellert | Injection molding system having spring biased nozzles |
| DE59104453D1 (de) * | 1990-04-27 | 1995-03-16 | Lonza Ag | Vorrichtung zum Versprühen von dispersen Systemen. |
| US5448678A (en) * | 1991-04-26 | 1995-09-05 | Booton; Harold | Electrically heated nozzle for die casting |
| DE4222510C1 (de) * | 1992-07-09 | 1993-12-09 | Edmund Ullisperger | Nadelverschlußdüse für Kunststoff-Spritzmassen |
| US5288225A (en) * | 1992-12-14 | 1994-02-22 | Husky Injection Molding Systems Ltd. | Pressure balanced valve stem |
| DK0657268T3 (da) * | 1993-11-05 | 1999-11-29 | Battenfeld Gmbh | Fremgangsmåde og anordning til sprøjtestøbning af flerlagede genstande |
| US5975127A (en) * | 1996-02-28 | 1999-11-02 | Dray; R. F. | Shut-off valve |
| JP3236538B2 (ja) * | 1997-07-18 | 2001-12-10 | フィーサ株式会社 | バルブノズル |
| KR200183608Y1 (ko) * | 1998-02-26 | 2000-06-01 | 유영희 | 완충링을 가지는 주입노즐 |
| CA2248553A1 (en) * | 1998-09-30 | 2000-03-30 | Jobst Ulrich Gellert | Injection molding nozzle screwed into mounting base |
| CA2262175C (en) | 1999-02-16 | 2008-02-12 | Mold-Masters Limited | Injection molding apparatus with removable nozzle seal |
| US6227461B1 (en) | 1999-11-08 | 2001-05-08 | Fred W. Schroeder | Flow nozzle for injection molding |
| US6769901B2 (en) * | 2000-04-12 | 2004-08-03 | Mold-Masters Limited | Injection nozzle system for an injection molding machine |
| CA2358187A1 (en) * | 2001-10-03 | 2003-04-03 | Mold-Masters Limited | Nozzle seal |
| CA2358148A1 (en) * | 2001-10-03 | 2003-04-03 | Mold-Masters Limited | A nozzle |
| US6962492B2 (en) * | 2001-10-05 | 2005-11-08 | Mold-Masters Limited | Gap seal between nozzle components |
| US7128566B2 (en) * | 2002-02-21 | 2006-10-31 | Mold-Masters Limited | Valve pin guiding tip for a nozzle |
| DE10392298B4 (de) * | 2002-02-21 | 2016-04-28 | Mold-Masters (2007) Limited | Spritzgießvorrichtung mit einer Ventilnadelführung für eine ventilbetätigte Düse |
| US6793480B2 (en) * | 2002-07-01 | 2004-09-21 | John Dominka | Shutoff valve assembly |
| EP1531977B1 (en) * | 2002-07-30 | 2007-09-19 | Mold-Masters Limited | A valve pin guide and alignment system for a hot-runner in an injection molding apparatus |
| EP1410891B1 (de) * | 2002-10-15 | 2009-11-25 | Klöckner Desma Elastomertechnik GmbH | Kaltkanal-Verschlussdüse für das Spritzgiessen von Elastomeren |
| US7137807B2 (en) * | 2002-11-21 | 2006-11-21 | Mold-Masters Limited | Hot runner nozzle with a tip, a tip surrounding piece and an alignment piece |
| CA2452112A1 (en) * | 2002-12-09 | 2004-06-09 | Mold-Masters Limited | Nozzle tip and seal |
| US20040124546A1 (en) * | 2002-12-29 | 2004-07-01 | Mukul Saran | Reliable integrated circuit and package |
| CA2569661C (en) * | 2004-06-18 | 2013-07-30 | Mold-Masters Limited | Melt transfer device for a stack molding apparatus |
| JP4603869B2 (ja) * | 2004-12-15 | 2010-12-22 | フィーサ株式会社 | バルブノズル |
| US7678320B2 (en) * | 2005-12-12 | 2010-03-16 | Mold-Masters (2007) Limited | Anti-drool mechanism for a sprue bushing |
| JP5080324B2 (ja) * | 2008-02-15 | 2012-11-21 | 第一実業株式会社 | 射出成形用ホットランナ金型のバルブゲート |
| WO2010006408A1 (en) * | 2008-07-15 | 2010-01-21 | Husky Injection Molding Systems Ltd. | Injection mold |
| US8821151B2 (en) * | 2010-02-01 | 2014-09-02 | Husky Injection Molding Systems Ltd. | Side gate nozzle assembly |
| US8899964B2 (en) * | 2012-03-16 | 2014-12-02 | Mold-Masters (2007) Limited | Edge-gated injection molding apparatus |
| CN103707466A (zh) * | 2013-12-30 | 2014-04-09 | 晟扬精密模具（昆山）有限公司 | 一种大型模具热流道阀浇口 |
| WO2018098563A1 (en) * | 2016-12-01 | 2018-06-07 | Husky Injection Molding Systems Ltd. | Channel geometry for promoting at least one of a uniform velocity profile and a uniform temperature profile for an annular or part-annular melt flow |
| DE102017107756A1 (de) * | 2017-04-11 | 2018-10-11 | Voss Automotive Gmbh | "Kunststoff-Steckverbinder und Verfahren zu dessen Herstellung" |
| JP2023107012A (ja) * | 2022-01-21 | 2023-08-02 | 株式会社日本製鋼所 | シャットオフノズルの試験装置、および試験方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3023458A (en) * | 1954-05-27 | 1962-03-06 | Morris Michael Marks | Injection molding method and apparatus |
| US3010156A (en) * | 1959-02-13 | 1961-11-28 | Paul M Smith | Automatic valve and degate nozzle for thermoplastic injection machines |
| US3295169A (en) * | 1963-12-23 | 1967-01-03 | Ernest P Moslo | Spring-pressed shutoff for injection nozzle |
| US3387790A (en) * | 1967-04-11 | 1968-06-11 | Bosch Arma Corp | Fuel injection nozzle |
| DE6914817U (de) * | 1969-04-14 | 1969-12-18 | Willi Berger | Kegelverschlussduese |
| DE2044583A1 (en) * | 1970-09-09 | 1972-03-16 | SIEMAG Siegener MaschinenbaaGmbH, 5912 Hilchenbach-Dahlbruch | Injection moulding jet - needle with forward face in alignment with jet head face and mould wall to prevent flash |
| CH540769A (de) * | 1971-04-20 | 1973-08-31 | Herzog Kurt | Einspritzdüse mit Ventilverschluss für thermoplastischen Kunststoff verarbeitende Spritzgiessmaschinen |
| US3941540A (en) * | 1971-07-07 | 1976-03-02 | Diamond Tool & Die Company | Sprue bushing for a single cavity or center sprued mold |
| DE2150717A1 (de) * | 1971-10-12 | 1973-04-19 | Both Herbert | Nadelverschluss-duese, insbesondere fuer kunststoff-spritzmaschinen |
| GB1470373A (en) * | 1973-06-30 | 1977-04-14 | British Leyland Uk Ltd | Fuel injector |
-
1974
- 1974-06-27 JP JP49072764A patent/JPS51125160A/ja active Pending
-
1975
- 1975-04-11 GB GB14939/75A patent/GB1484753A/en not_active Expired
- 1975-04-21 US US05/569,928 patent/US4010903A/en not_active Expired - Lifetime
- 1975-05-05 DE DE2519932A patent/DE2519932C2/de not_active Expired
- 1975-06-17 CA CA229,481A patent/CA1072280A/en not_active Expired
- 1975-06-20 FR FR7519368A patent/FR2276161A1/fr active Granted
- 1975-06-25 CH CH827375A patent/CH590725A5/xx not_active IP Right Cessation
- 1975-06-27 NL NL7507689A patent/NL7507689A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US4010903A (en) | 1977-03-08 |
| JPS51125160A (en) | 1976-11-01 |
| DE2519932C2 (de) | 1983-08-25 |
| NL7507689A (nl) | 1975-12-30 |
| FR2276161B1 (enrdf_load_stackoverflow) | 1980-04-25 |
| GB1484753A (en) | 1977-09-08 |
| CH590725A5 (enrdf_load_stackoverflow) | 1977-08-31 |
| FR2276161A1 (fr) | 1976-01-23 |
| DE2519932A1 (de) | 1976-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |